1. P. Chauvel, A. Wambersie, (Eds.), Proceedings of the EULIMA workshop on the potential value of light-ion therapy, Publication No. EUR 12165 EN of the Commission of the European Communities Scientific and Technical Communication Unit
2. G. Kraft, et al., First Patients’ Treatment at GSI Using Heavy-Ion Beams, Proceedings of the European Particle Accelerator Conference 1998, Stockholm, 1998
3. L. Badano, M. Benedikt, P. Bryant (Ed.), M. Crescenti, P. Holy, A. Maier, M. Pullia, S. Reimoser, S. Rossi, P. Knaus, PIMMS, Proton-Ion Medical Machine Study, CERN 2000-006, ISBN 92-9083-166-9,Geneva, 2000
4. P. Heeg, H. Eickhoff, T. Haberer, Die Konzeption der Heidelberger Ionentherapieanlage HICAT, Zeitschrift für Medizinische Physik, vol. 14, Issue 1, Elsevier, Germany, 2004
5. U. Amaldi, The Italian hadrontherapy project CNAO, Physica Medica XVII(Supplement 1) (2001)